load.asm

很强的射频卡reader源代码

/****************************************************************************
*                                                                           
* File:         LOAD.ASM                                
*                                                                           
* Created:      2002.12.25                                                    
*                                                                           
* Editor        JOHN CHENG
*                                                                           
* Compiler:     KEIL C51 V7.00                                              
*                                                                           
* Description:  T89C51RD2-Firmware for RC500 Serial Reader               
*                                                                           
*****************************************************************************
*                                                                           
* Version | Date     |  PCB  | Description                                          
* --------+----------+-------+------------------------------------------------ 
* V100    | 25/12/02 |       | Initial version,TypeA and TypeB 
* V110    | 15/01/03 |       | reset pin control by FIFO out pins.Adding two new command
*         |          |       | (READ EEPROM C6 and WRITE EEPROM C7).
*         |          |       | delay using a fixed time,not "for loop".
*         |          |       | New routine funtions is generated in main funtion.
* V120    | 20/01/03 |       | Modify reader.h,adding rc500cmd.h            
* V130    | 08/02/03 |       | Adding some funtions about SAM
*         |          |       |                                            
****************************************************************************/

	?PR?LoadProgram?load	   SEGMENT CODE

	public	LoadProgram

	RSEG	?PR?LoadProgram?load
LoadProgram:
	MOV	R5,#00H
	DJNZ	R5,$
	MOV	IE,#00H
	MOV	SP,#08H
	MOV	A,#00H
	PUSH	ACC
	MOV	A,#0FCH
	PUSH	ACC
	RETI
	
	END